Amelia A, Sembiring AW, Hasibuan EE, Tanjung LA, Harahap YAA, Darmansah T. The Effectiveness of School Principals in Making Decisions on Professional Teacher Performance to Increase Student Success at School. CE [Internet]. 2023 Dec. 25 [cited 2025 Aug. 2];4(3):1-12. Available from: https://pusdikra-publishing.com/index.php/josr/article/view/1659